div#header {
    margin: 0px;
    margin-left: auto;
    margin-right: auto;
    padding: 0px;
    width: 990px;
}

div#header div#quickNavigation {
    position: absolute; /* if u use fixed then its always on top, even when scrolling*/
    top: 0;
    z-index: 999;
    width: 990px;
}

